[Iaude] MPEC X202: 2021 XO5 [a=2.32,e=0.53,i=1.6,H=25.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Dec 11 21:33:52 EST 2021


M.P.E.C. 2021-X202                            Issued 2021 December 12, 02:32 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2021 XO5                                    


Observations:
     K21X05O* C2021 12 08.17540501 46 52.11 +25 26 37.8          22.55GVEX202G96
     K21X05O  C2021 12 08.18112101 46 53.81 +25 26 48.7          21.82GVEX202G96
     K21X05O  C2021 12 08.18681701 46 55.63 +25 27 00.1          22.39GVEX202G96
     K21X05O  C2021 12 08.19249501 46 57.45 +25 27 12.3          22.17GVEX202G96
     K21X05O KC2021 12 08.26734701 47 21.89 +25 29 40.0          21.71GVEX202V06
     K21X05O KC2021 12 08.27752701 47 25.21 +25 30 00.1          21.63GVEX202V06
     K21X05O KC2021 12 08.28770701 47 28.56 +25 30 19.5          21.71GVEX202V06
     K21X05O KC2021 12 09.07143101 52 13.34 +25 56 53.8          22.3 VuEX202H21
     K21X05O KC2021 12 09.07320501 52 15.62 +25 57 02.2          22.16GVEX202V06
     K21X05O KC2021 12 09.07577801 52 14.84 +25 57 03.1          22.2 VuEX202H21
     K21X05O KC2021 12 09.07671801 52 16.88 +25 57 09.5          22.12GVEX202V06
     K21X05O KC2021 12 09.08022501 52 18.04 +25 57 16.8          21.46GVEX202V06
     K21X05O KC2021 12 12.07651902 11 39.21 +27 36 50.9          21.52GVEX202V06
     K21X05O KC2021 12 12.07915902 11 40.20 +27 36 56.3          22.03GVEX202V06
     K21X05O KC2021 12 12.08180002 11 41.25 +27 37 01.8          21.59GVEX202V06
     K21X05O KC2021 12 12.08444702 11 42.23 +27 37 07.0          21.67GVEX202V06

Observer details:
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. J. Christensen,
    G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A.
    Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
    Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observers H. Groeller, D. C. Fuls.  Measurers
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector + 1K CCD.

Orbital elements:
2021 XO5                                                 Earth MOID = 0.0970 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M  11.47221              (2000.0)            P               Q                  
n   0.27947030     Peri.  107.15882     +0.26380040     -0.96446291             
a   2.3169266      Node   327.53382     +0.87413239     +0.24554720             
e   0.5347079      Incl.    1.58570     +0.40780132     +0.09755960             
P   3.53           H   25.02          G   0.15           U   9                  
Residuals in seconds of arc
211208 G96 (2.4+  0.5+)   211208 V06  0.4-  0.1-    211212 V06  0.3+  0.1-
211208 G96  0.3+  0.2-    211209 H21  0.2-  0.2-    211212 V06  0.2-  0.0
211208 G96  0.1+  0.3-    211209 V06  0.4-  0.3+    211212 V06  0.3+  0.2+
211208 G96  0.1-  0.4+    211209 H21  0.1+  0.1+    211212 V06  0.3-  0.1-
211208 V06  0.5+  0.2-    211209 V06  0.4+  0.1+
211208 V06  0.1-  0.2+    211209 V06  0.1-  0.0

Ephemeris:
2021 XO5                 a,e,i = 2.32, 0.53, 2                   q = 1.0780
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 12    00 27 35.8 +13 50 36   0.1762  1.1327   141.2    33.2    22.9
...
2021 11 27    00 56 56.5 +19 27 02   0.1417  1.0911   134.7    40.0    22.5
...
2021 12 05    01 29 36.6 +23 38 59   0.1284  1.0804   135.2    40.0    22.3
...
2021 12 11    02 04 23.6 +27 01 47   0.1220  1.0780   137.6    38.0    22.1
2021 12 12    02 11 04.9 +27 34 32   0.1213  1.0781   138.2    37.5    22.1
2021 12 13    02 18 00.8 +28 06 29   0.1207  1.0783   138.8    36.9    22.1
...
2021 12 19    03 03 58.0 +30 50 54   0.1200  1.0824   143.2    33.0    22.0
...
2021 12 27    04 10 38.9 +32 35 05   0.1275  1.0953   149.6    27.0    22.0
...
2022 01 11    05 53 44.0 +30 23 42   0.1685  1.1407   157.2    19.5    22.4

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-X202




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